What happened to the slave trade after 1800 1820?

It was abandoned because the Americas had enough pop. of African Americans already, and it was self-sufficient.

Explanation:

s the president shall be commander in chief of the army and navy of the united states, and of the militia of the several states, when called into the actual service of the united states; he may require the opinion, in writing, of the principal officer in each of the executive departments. sooo yeahhh

explanation:

she believed that scott was her late husband's property.